As shown in the illustrated typical self-contained refrigerant recovery unit, what is the purpose of the pump-down solenoid valve and the restricted orifice? See illustration GS-RA-34.
A
preparation for transitioning from the direct liquid recovery mode to the direct vapor recovery mode
B
preparation for transitioning from the direct vapor recovery mode to the direct liquid recovery mode
C
preparation for a recovery unit shutdown where the next job will be to recover a different type of refrigerant
D
preparation for a normal recovery unit shutdown where the next job will be to recover the same type of refrigerant
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Question 1 / 205eccef9dbacbc34ba4d460f7
Question 1 of 205eccef9dbacbc34ba4d460f7
As shown in the illustrated typical self-contained refrigerant recovery unit, what is the purpose of the pump-down solenoid valve and the restricted orifice? See illustration GS-RA-34.
As shown in the illustrated typical self-contained refrigerant recovery unit, what is the purpose of the pump-down solenoid valve and the restricted orifice? See illustration GS-RA-34.